mcrypt_generic_end This function terminates encryption boolmcrypt_generic_end resourcetd This function is deprecated, use mcrypt_generic_deinit instead. It can cause crashes when used with mcrypt_module_close due to multiple buffer frees. This function terminates encryption specified by the encryption descriptor (td). Actually it clears all buffers, and closes all the modules used. Returns &false; on error, or &true; on success.